Table of Contents
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Symptom
Feedback
whistling
Inter-
mittent
sound
Cause
Earmould loose
Earmould too
small
Crack in tubing
Crack in hook/
elbow
Battery contacts
dirty
On/off switch dirty Push the switch
Possible remedy
Remove and
reinsert
New earmould
required
Replace tubing
See your hearing
healthcare
professional
Clean battery
contacts
back and forth a
couple of times
31
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